Finding the Fourth Proportional to 226,891.17, 340,339.49 and 69,120.99
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Solution
The fourth proportional to 226,891.17, 340,339.49 and 69,120.99 is: 103,682.32
Step by Step Solution
- Step 1: Write the proportion equation
226,891.17 : 340,339.49 = 69,120.99 : x - Step 2: Convert to fraction form
226,891.17/340,339.49 = 69,120.99/x - Step 3: Cross multiply
226,891.17x = 340,339.49 × 69,120.99 - Step 4: Simplify right side
226,891.17x = 23,524,602,484.90 - Step 5: Solve for x
x = 23,524,602,484.90/226,891.17 - Step 6: Final answer
x = 103,682.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.